15715125

素因数分解:

$3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 28919280

約数和(自身を除く): 13204155

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 125, 183, 225, 229, 305, 375, 549, 687, 915, 1125, 1145, 1525, 2061, 2745, 3435, 4575, 5725, 7625, 10305, 13725, 13969, 17175, 22875, 28625, 41907, 51525, 68625, 69845, 85875, 125721, 209535, 257625, 349225, 628605, 1047675, 1746125, 3143025, 5238375, 15715125]

約数ペア:

[(1, 15715125), (3, 5238375), (5, 3143025), (9, 1746125), (15, 1047675), (25, 628605), (45, 349225), (61, 257625), (75, 209535), (125, 125721), (183, 85875), (225, 69845), (229, 68625), (305, 51525), (375, 41907), (549, 28625), (687, 22875), (915, 17175), (1125, 13969), (1145, 13725), (1525, 10305), (2061, 7625), (2745, 5725), (3435, 4575)]